Locrtlng Relnforcenent Bars; Befor€Youetart; J2 To Locsto A Single Layer Of Reinforcement Bars - Elcometer 331 Operating Instructions Manual

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LOCATING REINFORCEMENT BARS
5 LOCATING REINFORCEMENT BARS
This section describes how
to
set
up
and use your Covermeter
to locate reinforcement bars
5.1 Before
you start
.
Are you using
the
correct search head?
See "Search heads" on page
25
5.2
To
locate
a
single layer of reinforcement bars
1
Connect the search head
to
the Covermeter
2
Switch on the
Covermeter.
3
Ensure the instrument
is set
to Cover
modem
\
MENU
/
TNSTRUMENT
MoDE/
covER
TRUTIEHT flODE
-1r
4
Zerc the Covermeter
5
Adjust sensitivity - see "AdJusting
sensitivity" on
page 22
6
Align the search head parallel
to
the reinforcement bars being sought
7
Maintain the alignment of the search head and move the search head across the search area
(Figure
9)
Figure
9.
Align search
head
and scan across bars
When the search head
is
approaching a reinforcement
bar:
.
The
Covermeter
will
start
to
emit
a
sound which
will
increase
in
oitch
as
the
moves closer to the
bar
.
The signal strength indicator
bar
on the display will increase in length
m
'lnstrument mode'-
available on Elcometer 331 Model BH only
14
search head